Need Help With Science Homework!?!?!?
please can you help me with this question:
what words describe the properties of the polymer needed to make
A)the hooks in velcro
B)the loops in velcro
many thanks!!!!!!!!!!!!
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b> the loops in velcro
A look at what is currently available on eBay
 5 yards 2" Sew On Velcro Hook & Loop Tape Roll Black US $.77 
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 2 inch 1 yard Black sew on Velcro Hook & Loop Tape roll US $.98
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 1 inch 5 yards Sew-on Velcro Hook + Loop Tape Crafts US $.77
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 1 yard 3/4 inch Black sew on Velcro Hook & Loop Tape 1M US $.98
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 1 inch 5 yard BLACK sew on Velcro Hook & Loop Tape roll US $.96
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 1" Self Adhesive Velcro Hook & Loop Tape 5M Roll Black US $.01
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 1.5" 1 yard WHITE Velcro Hook & Loop Self Adhesive Tape US $.01
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 (5+5) yds x 1.5" WHITE Sew-on Velcro Tape Hook & Loop US $.98
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 3/4" Wide 1 yard WHITE Sew on Hook and Loop Velcro Tape US $.99
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 1" Black Sew on Velcro Hook + Loop Tape Crafts 5 yards US $.82
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 (2+2) yds x 2" WHITE Sew-on Velcro Tape Hook & Loop 2M US $.98
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 New 2 " 5 yards Self Adhesive Velcro Hook and Loop Tape US $.01
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 5 yards 2 inch Sew-On Velcro Hook & Loop Tape White US $.99
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 5 yard Black sew on Velcro Hook & Loop Tape roll 1 Inch US $.79
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 Velcro-Sew On 1 set Hook & Loop Tape 1" x 25Yds Beige US $12.19
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 Velcro-Sew On 1 set Hook & Loop Tape 1" x 25Yds Black US $10.99
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 Velcro-Sew On 1 set Hook & Loop Tape 1" x 25Yds White US $10.99
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 Velcro-Sew On 1 set Hook & Loop Tape 2" x 25Yds Beige US $22.99
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 Velcro-Sew On 1 set Hook & Loop Tape 2" x 25Yds White US $22.99
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 Velcro-Sew On 1 set Hook & Loop Tape 3/4" x 25Yds Beige US $11.79
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 Velcro-Sew On 1 set Hook & Loop Tape 3/4" x 25Yds Black US $11.79
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Items recently purchased from this site
VEK 91137 (6) Velcro Sticky-Back Hook and Loop Fasteners in Dispenser, VEK 91138 (6) Velcro Sticky-Back Hook and Loop Fasteners in Dispenser, VEK 90140 (12) Velcro Sticky-Back Hook and Loop Dot Fasteners Dispenser, VEK 90081 (12) Velcro Sticky-Back Hook and Loop Fastener Tape with Dispenser, VEK 90082 (12) Velcro Sticky-Back Hook and Loop Fastener Tape with Dispenser, Velcro 6" Black Hook & Loop ( Sew-On ) 50 Yards Roll, Floor Sander Sandpaper - Floor Sheets - Sanding Belts , CLETO REYES BOXING GLOVES VELCRO (HOOK AND LOOP), Velcro 4" Black Hook & Loop ( Sew-On ) 50 Yards Roll, 4" WIDE X 75 FT VELCRO TAPE-GENERIC-INDUSTRIAL ADHESIVE, Velcro 3" Black Hook & Loop ( Sew-On ) 50 Yards Roll, 7065 Cooling Vest Inserts w/ Hook & Loop Stabilizer Velcro (Lot 4), SKB Hook and Loop Fastener Shelf SKB-VS1 1U Velcro Rack Shelf single space, 2" Blk Hook & Loop Adhesive Backed Velcro One roll of each 25 yards per roll , VEK 91325 (6) Velcro Sticky-Back Hook and Loop Fastener Roll 15 Inches Clear, (750) 2" NH HOOK&LOOP VELCRO SANDING DISCS SAND PAPER, 8pcs Reusable Nylon Velcro Cable Tie Self Adhesive Wire Hook And Loop Tape New, 150 Pcs. 2"X 11" INDUSTRIAL Adhesive VELCRO hook & loop, BLACK ADHESIVE HOOK & LOOP VELCRO - 50 YARDS OF EACH FASTENER, Floor Polisher Sandpaper - Pads - Discs - Screens , VEK 90090 (12) Velcro Sticky-Back Hook and Loop Dot Fasteners with Dispenser, VEK 90089 (12) Velcro Sticky-Back Hook and Loop Dot Fasteners with Dispenser, VEK 91302 (12) Velcro Sticky-Back Hook and Loop Fasteners 5/8 Inch Diameter Clea, 1" BLACK ADHESIVE HOOK & LOOP VELCRO - 50 YARDS OF EACH FASTENER, VEK 90086 (12) Velcro Sticky-Back Hook and Loop Fastener Tape with Dispenser, VEK 90087 (12) Velcro Sticky-Back Hook and Loop Fastener Tape with Dispenser, 2" (51 mm) Velcro Hook-and-Loop Backer Pad, 3" (76 mm) Velcro Hook-and-Loop Back Polishing Disks, 3/pkg, Dunlap Sew On 2" Black Hook & Loop Velcro One roll of each 25 yards per roll , DA 5" Inch Air Palm Sander Random Orbital Sander Velcro Hook and Loop bodyshop, VEK 90812 (12) Velcro Extreme Indoor/Outdoor Hook and Loop Fasteners 1 x 4 Strip, 1" Self Adhesive Velcro Hook & Loop Tape, 100 PACKS, (300)5"-8hole HOOK&LOOP VELCRO SANDING DISCS SAND PAPER, 2" X 75 FT INDUSTRIAL VELCRO TAPE- GENERIC HOOK/LOOP , 2" X 75 FT VELCRO INDUSTRIAL ADHESIVE- WHITE HOOK/LOOP generic, Scott Sabertooth NCS Camo Velcro w/ Hook Loop Strap, Posey Velcro Hook and Loop Alarm Belt Sensor, 1.5" x 75' VELCRO-HOOK/LOOP INDUSTRIAL TAPE- generic, 1.5"x 75' VELCRO-INDUSTRIAL TAPE HOOK/LOOP generic, 2" (51 mm) Velcro Hook-and-Loop Polishing Disks, 3/pkg, 2 inch 27 yards Self Adhesive Velcro Hook / Loop Tape W, SunMight 6" DA VELCRO FILM BACKED 1500G HOOK IT 01422 HOOK N LOOP, SUNMIGHT FILM DISCS SUN MIGHT 6" NO HOLE VELCRO FILM 1200G 01421 HOOK N LOOP, SUNMIGHT FILM DISCS SUN MIGHT 6" NO HOLE VELCRO FILM 2000G 01423 HOOK N LOOP, (200)5"-8hole HOOK&LOOP VELCRO SANDING DISCS SAND PAPER, 75 Foot 1" BLACK Adhesive Velcro Hook & Loop Tape Strip, VEK 91385 (12) Velcro Oval Hook and Loop Fasteners 7.25 x 3 Black, VEK 91386 (12) Velcro Oval Hook and Loop Fasteners 7.25 x 3, Pressure Sensitive Hook & Loop Velcro 1-1/2 x 10 Yards, 75 Foot 1" WHITE Adhesive Velcro Hook & Loop Tape Strip, VELCRO HOOK & LOOP PRECUT TO 4" X 2" HOOK & 4" X 4" LOOP 2400 PCS. SEW, SUNMIGHT FILM DISCS SUN MIGHT 6" NO HOLE VELCRO FILM 100G 01407 HOOK N LOOP, SUNMIGHT FILM DISCS SUN MIGHT 6" NO HOLE VELCRO FILM 150G 01409 HOOK N LOOP, SUNMIGHT FILM DISCS SUN MIGHT 6" NO HOLE VELCRO FILM 220G 01411 HOOK N LOOP, 6" VELCRO Hook Loop 9 HOLE 80 GRIT Sanding Discs Festool GOLD - 100 Pack,